Fabulous at Every Age: Emma Watson, 20s

While her fellow starlets are canvassing the clubs, the Harry Potter phenom, Ivy League darling, and Lancôme spokesmodel is establishing her own brand of cool. Read her style secrets below, then flip through her best fashion moments here.

Where do you get your hair done? I get my hair cut by Rodney Cutler at Cutler in New York City.

Favorite architect: Antoni Gaudí

Favorite destination: Kenya

Favorite discovery: The blueberry-ricotta pancakes at Little Dom's in L.A.

Favorite hotel: The Berkeley in London. It's full of memories, and it's so homey. I stayed there when I did the Harry Potter junkets. The spa is great, and they have the best spaghetti bolognese.

Favorite luggage: I prefer trunks because you can open them and see everything, and they act as a kind of drawer when I don't have enough time to unpack. They also make me feel like I am going on an adventure.

Most memorable party: My first ever Paris Fashion Week (which is where I met you, Derek!).

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When you can't think of something to give a friend, what do you give? You can't beat a great-smelling candle.

Every lady has a vice. What's yours? Sugar. In any of its various forms.

Necessary extravagance: I have the heating on when I really shouldn't. (I'm always cold!)

Favorite movies:Giant, Amélie and Notting Hill, and each for completely different reasons.

Favorite artist: Tracey Emin

Favorite cocktail: Gin and tonic

Handwritten thank-you note or immediate e-mail? Handwritten note.

If you have personalized stationery, where do you get it from? If I have the time, I like to make people cards. But otherwise Bubble Letters NYC and Letters Lubell. You send them a picture of something that inspires you and they custom make stationery on 100-percent-recycled paper.

The true hallmark of modern elegance is: When I figure this out, I'll let you know!

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